Triple

T4014144
Position Surface form Disambiguated ID Type / Status
Subject Haymarket Metro station E90714 entity
Predicate locatedOn P40 FINISHED
Object Airport–South Hylton line
The Airport–South Hylton line is a Tyne and Wear Metro route in North East England that links Newcastle Airport with Sunderland via central Newcastle.
E406400 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Airport–South Hylton line | Statement: [Haymarket Metro station, locatedOn, Airport–South Hylton line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Airport–South Hylton line
Context triple: [Haymarket Metro station, locatedOn, Airport–South Hylton line]
  • A. Airport & South Line
    Airport & South Line is a suburban rail service in Sydney that links the central business district with the airport and southern suburbs.
  • B. Myrtle Avenue Line
    The Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens, primarily served by the M train.
  • C. Hope Valley Line
    The Hope Valley Line is a scenic railway route in northern England that runs through the Peak District, connecting Manchester and Sheffield via rural stations such as Edale.
  • D. Heritage Corridor line
    The Heritage Corridor line is a Metra commuter rail service in the Chicago area that runs southwest from downtown Chicago to Joliet, primarily following the historic Illinois & Michigan Canal corridor.
  • E. Ravenswood Line
    The Ravenswood Line is the historical name for what is now known as the Chicago Transit Authority's Brown Line, an elevated rapid transit route serving Chicago's North Side.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Airport–South Hylton line
Triple: [Haymarket Metro station, locatedOn, Airport–South Hylton line]
Generated description
The Airport–South Hylton line is a Tyne and Wear Metro route in North East England that links Newcastle Airport with Sunderland via central Newcastle.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Airport–South Hylton line
Target entity description: The Airport–South Hylton line is a Tyne and Wear Metro route in North East England that links Newcastle Airport with Sunderland via central Newcastle.
  • A. Airport & South Line
    Airport & South Line is a suburban rail service in Sydney that links the central business district with the airport and southern suburbs.
  • B. Myrtle Avenue Line
    The Myrtle Avenue Line is a New York City Subway line in Brooklyn and Queens, primarily served by the M train.
  • C. Hope Valley Line
    The Hope Valley Line is a scenic railway route in northern England that runs through the Peak District, connecting Manchester and Sheffield via rural stations such as Edale.
  • D. Heritage Corridor line
    The Heritage Corridor line is a Metra commuter rail service in the Chicago area that runs southwest from downtown Chicago to Joliet, primarily following the historic Illinois & Michigan Canal corridor.
  • E. Ravenswood Line
    The Ravenswood Line is the historical name for what is now known as the Chicago Transit Authority's Brown Line, an elevated rapid transit route serving Chicago's North Side.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69aed95e44088190aff7d90a151b1b20 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa8ad6348190b71feaf8c18c90c2 completed March 9, 2026, 4:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69b54c73e6048190a59a8d8bc12c907d completed March 14, 2026, 11:54 a.m.
NEDg Description generation batch_69b54d1898d48190b717a17ad366918d completed March 14, 2026, 11:57 a.m.
NED2 Entity disambiguation (via description) batch_69b54ded2e6c8190a6dc9ce2f5d474b8 completed March 14, 2026, noon
Created at: March 9, 2026, 3:35 p.m.